23375440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{263}}^1$

素因数の和:388

約数の個数: 80

約数和(自身を含む): 60103296

約数和(自身を除く): 36727856

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 101, 110, 176, 202, 220, 263, 404, 440, 505, 526, 808, 880, 1010, 1052, 1111, 1315, 1616, 2020, 2104, 2222, 2630, 2893, 4040, 4208, 4444, 5260, 5555, 5786, 8080, 8888, 10520, 11110, 11572, 14465, 17776, 21040, 22220, 23144, 26563, 28930, 44440, 46288, 53126, 57860, 88880, 106252, 115720, 132815, 212504, 231440, 265630, 292193, 425008, 531260, 584386, 1062520, 1168772, 1460965, 2125040, 2337544, 2921930, 4675088, 5843860, 11687720, 23375440]

約数ペア:

[(1, 23375440), (2, 11687720), (4, 5843860), (5, 4675088), (8, 2921930), (10, 2337544), (11, 2125040), (16, 1460965), (20, 1168772), (22, 1062520), (40, 584386), (44, 531260), (55, 425008), (80, 292193), (88, 265630), (101, 231440), (110, 212504), (176, 132815), (202, 115720), (220, 106252), (263, 88880), (404, 57860), (440, 53126), (505, 46288), (526, 44440), (808, 28930), (880, 26563), (1010, 23144), (1052, 22220), (1111, 21040), (1315, 17776), (1616, 14465), (2020, 11572), (2104, 11110), (2222, 10520), (2630, 8888), (2893, 8080), (4040, 5786), (4208, 5555), (4444, 5260)]